401232240508513 has 2 divisors, whose sum is σ = 401232240508514. Its totient is φ = 401232240508512.

The previous prime is 401232240508487. The next prime is 401232240508529. The reversal of 401232240508513 is 315805042232104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 272800156655569 + 128432083852944 = 16516663^2 + 11332788^2 .

It is a cyclic number.

It is not a de Polignac number, because 401232240508513 - 2²⁹ = 401231703637601 is a prime.

It is not a weakly prime, because it can be changed into another prime (401232240508573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200616120254256 + 200616120254257.

It is an arithmetic number, because the mean of its divisors is an integer number (200616120254257).

Almost surely, 2^{401232240508513} is an apocalyptic number.

It is an amenable number.

401232240508513 is a deficient number, since it is larger than the sum of its proper divisors (1).

401232240508513 is an equidigital number, since it uses as much as digits as its factorization.

401232240508513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 401232240508513 in words is "four hundred one trillion, two hundred thirty-two billion, two hundred forty million, five hundred eight thousand, five hundred thirteen".